The document provides information on four prominent composers from the Renaissance musical period between 1400-1600 CE: Guillaume Dufay, Michael Praetorius, Giovanni Pierluigi da Palestrina, and an overview of the Renaissance period itself. It describes key facts about each composer and their musical contributions, including Dufay writing music for the Pope, Praetorius writing a book on music of his time and dance music still used today, and Palestrina composing over 500 pieces that sound beautiful in cathedrals. Overall it outlines the main developments and styles of music during the Renaissance.